Inflation Calculator
Find the equivalent purchasing power of money across different years using historical CPI data.
Inflation Results
How to Use the Inflation Calculator
Enter an amount, the starting year, and the ending year. The calculator adjusts for inflation using historical US CPI data.
Formula
Adjusted = Amount × (CPI_end / CPI_start)Frequently Asked Questions
What is the CPI?
The Consumer Price Index (CPI) measures the average change in prices paid by urban consumers for a basket of goods and services. It's the most widely used measure of inflation.
What has been the average US inflation rate?
Since 1913, US inflation has averaged about 3.3% per year. The Federal Reserve targets 2% annually.
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